Home / 8,080.29-11,148.13-6,585.64

Finding the Fourth Proportional to 8,080.29, 11,148.13 and 6,585.64

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Solution

The fourth proportional to 8,080.29, 11,148.13 and 6,585.64 is: 9,086.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,080.29 : 11,148.13 = 6,585.64 : x
  2. Step 2: Convert to fraction form
    8,080.29/11,148.13 = 6,585.64/x
  3. Step 3: Cross multiply
    8,080.29x = 11,148.13 × 6,585.64
  4. Step 4: Simplify right side
    8,080.29x = 73,417,551.21
  5. Step 5: Solve for x
    x = 73,417,551.21/8,080.29
  6. Step 6: Final answer
    x = 9,086.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.